- open, safety and tag the circuit breaker 1QU.
23.
Close the refuel control panel door.
24.
On the applicable wing tank refuel valve(s) 7QU(8QU):
-push and hold in the manual plunger(s).
25.
On the panel 40VU:
-
push (in) the MODE SEL P/BSW
-
push (in) the XFEED P/BSW
-
push (in) the CTR TK PUMP 1 and PUMP 2 P/BSWs
-monitor the CTR TK display.
-
the applicable wing tank refuelvalve(s) open.
On the panel 40VU:
-
the MODE SEL P/BSW MAN light is on
-
the LH and RH TK PUMP 1 and PUMP 2 P/BSW OFF lights are on
-
the CTR TK PUMP 1 and PUMP 2 P/BSW OFF lights are on
-
the XFEED P/BSW ON and OPEN lights are off.
On the panel 40VU:
-
the MODE SEL P/BSW MAN light goes off and the FAULT light comes on.
On the ECAM upper DU:
-
the message AUTO FEED FAULT comes on.
On the panel 40VU:
-
the XFEED P/BSW ON and OPEN lights come on
-
the CTR TK PUMP 1 and PUMP 2 P/BSWOFF and FAULT lights go off
-
the MODE SEL P/BSW FAULT light stays on until sufficient fuel has been transferred (Center tank less than 250 kg (551.1555 lb)).
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ACTION RESULT -------------------------------------------------------------------------------
On the ECAM upper DU: - the message AUTO FEED FAULT goes off.
NOTE : When the low level sensor____ becomes dry, the center tank pumps will scavenge for 5 minutes before they are latched off.
NOTE : When the center tank pumps____ pressure is low: - on the panel 40VU, the CTR TK PUMP 1 and PUMP 2 FAULT lights can come on
- on the ECAM lower DU, the CTR TK PUMP 1 and PUMP 2 LO PR
messages can come on. These warnings are not shown after the low level sensor
becomes dry.
26. On the MCDU: On the MCDU:
- push (in) the MCDU MENU key - the MCDU MENU page is shown
- push (in) the <CFDS line key - the CFDS MENU page is shown
- push (in) the <SYSTEM REPORT/TEST line key - the SYSTEM REPORT/TEST MENU page isshown
- push (in) the <FUEL line key - the first page of the FUEL Main Menu is shown
- push (in) the NEXT PAGE key - the second page of the FUEL Main Menu is shown
- push (in) the <INPUT PARAMETERS line key - the FQIS INPUT PARAMETERS page isshown
- push (in) the NEXT PAGE key - the FQIS PROBE CAPACITIES page is shown
- push (in) the NEXT PAGE key. - the FQIS DISCRETE INPUTS page is shown.
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ACTION RESULT -------------------------------------------------------------------------------
27. On the MCDU:
-
identify and monitor the center tank LH low level sensor bit position indicator 7P
-
identify and monitor the center tank RH low level sensor bit position indicator 4J
-push (in) the NEXT PAGE key frequently until the sensor bit indicatiors change from 0 to 1.
NOTE : Use of the NEXT PAGE key
____ frequently, allows the FQIS DISCRETE INPUTS page display to update.
28.
Make sure that the applicable center tank pump goes off automatically 5 minutes after its related sensor becomes dry.
29.
On the applicable wing tank refuel valve(s) 7QU(8QU):
-release the manual plunger(s).
30.
On the center tank refuel valve 10QU:
-push (in) and hold the manual plunger.
31.
On the panel 40VU:
-push (in) the LH and RH TK PUMP 1 and PUMP 2 P/BSWs.
On the MCDU:
-
the LH sensor bit indicator 7P isshown 0 (sensor wet)
-
the RH sensor bit indicator 4J isshown 0 (sensor wet)
-
the LH sensor bit indicator 7P and RHsensor bit indicator 4J change from 0(sensor wet) to 1 (sensor dry).
On the ECAM lower DU:
-the FUEL PAGE CTR TK PUMP 1 and PUMP2 symbols change from green in-line(pump on) to green cross-line (pump off)
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